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What is the difference between AT and AMT?

1 Answers

BethanyLee

07/30/25 9:02am

AT and AMT differ in the following aspects: 1. Different transmission types: AT stands for automatic transmission; AMT stands for automated manual transmission. 2. Different components: AT consists of a clutch, hydraulic automatic shift control system, planetary gear transmission, electronic control system, cooling system, oil filter device, and oil pump; AMT is composed of a dry clutch, gear transmission, and microcomputer-controlled automatic shifting system. 3. Different functions: AT does not require a clutch for gear shifting; AMT achieves gear shifting through an added microcomputer control system that automatically operates the system. 4. Different efficiencies: AT requires a torque converter for power transmission, and its components operate immersed in oil, which creates a certain resistance, affecting efficiency; AMT is a mechanical automatic transmission with less power loss and no oil resistance, resulting in higher power transmission efficiency.

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